3 ms·
1/(1 - x) = 1 + x + x^2 + x^3 + x^4 + ... so, 1/(1 - .0002) = 1 + .0002 + .0002^2 + ... and 1/9998 = .0001/(1 - .0002).
by impendia 13y ago
1/(1 - x) = 1 + x + x^2 + x^3 + x^4 + ...
so,
1/(1 - .0002) = 1 + .0002 + .0002^2 + ...
and
1/9998 = .0001/(1 - .0002).